Adds GN rule & script for generating AndroidManifest.xml for APK splits

build/config/android/internal_rules.gni

Index: build/config/android/internal_rules.gni
diff --git a/build/config/android/internal_rules.gni b/build/config/android/internal_rules.gni
index ab773eae500ebbc3bf9d1a0968e0e0220837b841..df3c5d25883b8c0fabbe2d535039915e38f1ead0 100644
--- a/build/config/android/internal_rules.gni
+++ b/build/config/android/internal_rules.gni
@@ -1161,3 +1161,54 @@ template("deps_dex") {
     }
   }
 }
+
+# Creates an AndroidManifest.xml for an APK split.
+template("generate_split_manifest") {
+  assert(defined(invoker.main_manifest))
+  assert(defined(invoker.out_manifest))
+  assert(defined(invoker.split_name))
+
+  depfile = "$target_gen_dir/$target_name.d"
+  _args = [
+    "--main-manifest",
+    rebase_path(invoker.main_manifest, root_build_dir),
+    "--out-manifest",
+    rebase_path(invoker.out_manifest, root_build_dir),
+    "--split",
+    invoker.split_name,
+  ]
+  if (defined(invoker.version_code)) {
+    _args += [
+      "--version-code",
+      invoker.version_code,
+    ]
+  }
+  if (defined(invoker.version_name)) {
+    _args += [
+      "--version-name",
+      invoker.version_name,
+    ]
+  }
+  if (defined(invoker.has_code)) {
+    _args += [
+      "--has-code",
+      "${invoker.has_code}",

[cjhopman, 2015/05/07 00:39:53]

this should be like the previous two

+    ]
+  }
+  _args += [
+    "--depfile",
+    rebase_path(depfile, root_build_dir),
+  ]
+
+  action(target_name) {
+    script = "//build/android/gyp/generate_split_manifest.py"
+    outputs = [
+      depfile,
+      invoker.out_manifest,
+    ]
+    inputs = [
+      invoker.main_manifest,
+    ]
+    args = _args
+  }
+}